SCHEDULE OF INVESTMENTS December 31, 2020 NASDAQ-100® FUND SHARES VALUE SHARES VALUE COMMON STOCKS† - 67.2% MercadoLibre, Inc.* 312 $ 522,669 JD.com, Inc. ADR* 5,460 479,934 TECHNOLOGY - 29.7% Baidu, Inc. ADR* 1,730 374,095 Apple, Inc. 70,004 $ 9,288,831 Pinduoduo, Inc. ADR* 1,870 332,243 Microsoft Corp. 31,130 6,923,935 Match Group, Inc.* 1,667 252,034 NVIDIA Corp. 3,879 2,025,614 eBay, Inc. 4,319 217,030 Adobe, Inc.* 3,006 1,503,361 Okta, Inc.* 752 191,203 Intel Corp. 25,676 1,279,178 Sirius XM Holdings, Inc.1 26,625 169,601 Broadcom, Inc. 2,535 1,109,950 VeriSign, Inc.* 715 154,726 QUALCOMM, Inc. 7,087 1,079,634 CDW Corp. 896 118,084 Texas Instruments, Inc. 5,752 944,076 Trip.com Group Ltd. ADR* 3,277 110,533 Advanced Micro Devices, Inc.* 7,536 691,127 Fox Corp. — Class A 2,115 61,589 Intuit, Inc. 1,646 625,233 Fox Corp. — Class B 1,616 46,670 Micron Technology, Inc.* 6,975 524,380 Applied Materials, Inc. 5,722 493,809 Total Communications 23,642,014 Fiserv, Inc.* 4,201 478,326 CONSUMER, NON-CYCLICAL - 8.9% Activision Blizzard, Inc. 4,843 449,673 PayPal Holdings, Inc.* 7,342 1,719,496 Lam Research Corp. 902 425,987 PepsiCo, Inc. 8,659 1,284,130 Autodesk, Inc.* 1,374 419,537 Amgen, Inc. 3,648 838,748 Zoom Video Communications, Intuitive Surgical, Inc.* 737 602,940 Inc. — Class A* 1,220 411,530 Mondelez International, Inc. — Class A 8,961 523,950 Analog Devices, Inc. 2,315 341,995 Automatic Data Processing, Inc. 2,687 473,450 NXP Semiconductor N.V. 1,753 278,744 Gilead Sciences, Inc. 7,854 457,574 Cognizant Technology Vertex Pharmaceuticals, Inc.* 1,629 384,998 Solutions Corp. — Class A 3,350 274,532 Illumina, Inc.* 915 338,550 Workday, Inc. — Class A* 1,128 270,280 Regeneron Pharmaceuticals, Inc.* 657 317,403 Electronic Arts, Inc. 1,816 260,778 Monster Beverage Corp.* 3,308 305,924 DocuSign, Inc.* 1,160 257,868 Keurig Dr Pepper, Inc. 8,818 282,176 KLA Corp. 968 250,625 IDEXX Laboratories, Inc.* 534 266,930 Synopsys, Inc.* 951 246,537 Kraft Heinz Co. 7,661 265,530 Cadence Design Systems, Inc.* 1,748 238,480 Align Technology, Inc.* 494 263,984 ASML Holding N.V. — Class G 475 231,667 Moderna, Inc.* 2,479 258,981 Microchip Technology, Inc. 1,631 225,257 Biogen, Inc.* 964 236,045 Xilinx, Inc. 1,536 217,759 Cintas Corp. 656 231,870 Paychex, Inc. 2,253 209,935 DexCom, Inc.* 602 222,571 Marvell Technology Group Ltd. 4,199 199,620 Alexion Pharmaceuticals, Inc.* 1,371 214,205 NetEase, Inc. ADR 2,051 196,424 Verisk Analytics, Inc. — Class A 1,019 211,534 ANSYS, Inc.* 538 195,724 Seagen, Inc.* 1,130 197,908 Atlassian Corporation plc — Class A* 828 193,644 Incyte Corp.* 1,372 119,337 Splunk, Inc.* 1,005 170,739 Total Consumer, Non-cyclical 10,018,234 Skyworks Solutions, Inc. 1,041 159,148 Cerner Corp. 1,921 150,760 CONSUMER, CYCLICAL - 6.6% Maxim Integrated Products, Inc. 1,675 148,489 Tesla, Inc.* 4,830 3,408,386 Check Point Software Technologies Ltd.* 878 116,695 Costco Wholesale Corp. 2,765 1,041,797 Total Technology 33,509,881 Starbucks Corp. 7,354 786,731 Ross Stores, Inc. 2,231 273,989 COMMUNICATIONS - 21.0% Lululemon Athletica, Inc.* 783 272,507 Amazon.com, Inc.* 2,066 6,728,817 Marriott International, Inc. — Class A 2,032 268,061 Facebook, Inc. — Class A* 9,899 2,704,011 Peloton Interactive, Inc. — Class A* 1,601 242,904 Alphabet, Inc. — Class C* 1,358 2,379,053 Walgreens Boots Alliance, Inc. 5,426 216,389 Alphabet, Inc. — Class A* 1,238 2,169,768 O’Reilly Automotive, Inc.* 454 205,467 Comcast Corp. — Class A 28,608 1,499,059 Copart, Inc.* 1,480 188,330 Netflix, Inc.* 2,768 1,496,741 PACCAR, Inc. 2,171 187,314 Cisco Systems, Inc. 26,475 1,184,756 Fastenal Co. 3,597 175,642 T-Mobile US, Inc.* 7,777 1,048,729 Dollar Tree, Inc.* 1,474 159,251 Charter Communications, Inc. — Class A* 1,252 828,261 Total Consumer, Cyclical 7,426,768 Booking Holdings, Inc.* 257 572,408 SCHEDULE OF INVESTMENTS (continued) December 31, 2020 NASDAQ-100® FUND FACE SHARES VALUE AMOUNT VALUE UTILITIES - 0.6% REPURCHASE AGREEMENTS††,6 - 5.7% American Electric Power Company, Inc. 3,110 $ 258,970 J.P. Morgan Securities LLC Exelon Corp. 6,113 258,091 issued 12/31/20 at 0.06% Xcel Energy, Inc. 3,292 219,477 due 01/04/215 $ 3,553,259 $ 3,553,259 Total Utilities 736,538 Barclays Capital, Inc. issued 12/31/20 at 0.06% INDUSTRIAL - 0.4% due 01/04/215 1,480,326 1,480,326 CSX Corp. 4,792 434,874 BofA Securities, Inc. issued 12/31/20 at 0.06% Total Common Stocks 5 (Cost $45,285,512) 75,768,309 due 01/04/21 1,370,672 1,370,672 Total Repurchase Agreements † MUTUAL FUNDS - 26.3% (Cost $6,404,257) 6,404,257 Guggenheim Strategy Fund II2 653,831 16,319,628 Guggenheim Ultra Short Duration SHARES Fund — Institutional Class2 1,341,098 13,384,160 Total Mutual Funds SECURITIES LENDING COLLATERAL†,7 - 0.1% (Cost $29,549,521) 29,703,788 Money Market Fund First American Government FACE Obligations Fund — Class Z, 0.03%8 132,676 132,676 AMOUNT Total Securities Lending Collateral (Cost $132,676) 132,676 U.S. TREASURY BILLS†† - 2.1% U.S. Treasury Bills Total Investments - 101.4% 0.08% due 01/28/213,4 $ 1,834,000 1,833,930 (Cost $83,705,752) $ 114,342,863 0.09% due 04/01/214,5 500,000 499,903 Other Assets & Liabilities, net - (1.4)% (1,556,263) Total U.S. Treasury Bills Total Net Assets - 100.0% $ 112,786,600 (Cost $2,333,786) 2,333,833 Futures Contracts Value and Number of Expiration Notional Unrealized Description Contracts Date Amount Appreciation** Equity Futures Contracts Purchased† NASDAQ-100 Index Mini Futures Contracts 87 Mar 2021 $ 22,392,495 $ 865,635 Total Return Swap Agreements Value and Financing Payment Maturity Notional Unrealized Counterparty Index Rate Pay Frequency Date Units Amount Appreciation OTC Equity Index Swap Agreements†† Goldman Sachs International NASDAQ-100 0.64% (1 Week USD Index LIBOR + 0.55%) At Maturity 02/18/21 742 $ 9,561,658 $ 33,224 Barclays Bank plc NASDAQ-100 0.59% (1 Week USD Index LIBOR + 0.50%) At Maturity 02/17/21 290 3,741,205 14,346 BNP Paribas NASDAQ-100 0.79% (1 Month USD Index LIBOR + 0.65%) At Maturity 02/18/21 111 1,428,538 4,965 $ 14,731,401 $ 52,535 SCHEDULE OF INVESTMENTS (concluded) December 31, 2020 NASDAQ-100® FUND * Non-income producing security. ** Includes cumulative appreciation (depreciation). † Value determined based on Level 1 inputs. †† Value determined based on Level 2 inputs. 1 All or a portion of this security is on loan at December 31, 2020. 2 Affiliated issuer. 3 All or a portion of this security is pledged as futures collateral at December 31, 2020. 4 Rate indicated is the effective yield at the time of purchase. 5 All or a portion of this security is pledged as equity index swap collateral at December 31, 2020. 6 Repurchase Agreements. 7 Securities lending collateral. 8 Rate indicated is the 7-day yield as of December 31, 2020. ADR — American Depositary Receipt LIBOR — London Interbank Offered Rate plc — Public Limited Company.